BE772918A - PROCESS FOR GRINDING A FRAGILE SUBSTANCE AT CRYOGENIC TEMPERATURES - Google Patents

PROCESS FOR GRINDING A FRAGILE SUBSTANCE AT CRYOGENIC TEMPERATURES

Info

Publication number
BE772918A
BE772918A BE772918A BE772918A BE772918A BE 772918 A BE772918 A BE 772918A BE 772918 A BE772918 A BE 772918A BE 772918 A BE772918 A BE 772918A BE 772918 A BE772918 A BE 772918A
Authority
BE
Belgium
Prior art keywords
grinding
cryogenic temperatures
fragile substance
fragile
substance
Prior art date
Application number
BE772918A
Other languages
French (fr)
Original Assignee
Air Liquide
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from FR7034436A external-priority patent/FR2106752A6/en
Application filed by Air Liquide filed Critical Air Liquide
Publication of BE772918A publication Critical patent/BE772918A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00—Other disintegrating devices or methods
    • B02C19/18—Use of auxiliary physical effects, e.g. ultrasonics, irradiation, for disintegrating
    • B02C19/186—Use of cold or heat for disintegrating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Disintegrating Or Milling (AREA)
BE772918A 1970-09-23 1971-09-22 PROCESS FOR GRINDING A FRAGILE SUBSTANCE AT CRYOGENIC TEMPERATURES BE772918A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7034436A FR2106752A6 (en) 1970-05-22 1970-09-23 Crushing process - using multistage cryogenic cooling

Publications (1)

Publication Number Publication Date
BE772918A true BE772918A (en) 1972-03-22

Family

ID=9061725

Family Applications (1)

Application Number Title Priority Date Filing Date
BE772918A BE772918A (en) 1970-09-23 1971-09-22 PROCESS FOR GRINDING A FRAGILE SUBSTANCE AT CRYOGENIC TEMPERATURES

Country Status (3)

Country Link
BE (1) BE772918A (en)
DE (1) DE7135763U (en)
ES (1) ES395231A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4342647A (en) * 1979-05-29 1982-08-03 The Commonwealth Industrial Gases Limited Treatment of scrap
US4846408A (en) * 1988-01-21 1989-07-11 Gentex Corporation Method for making a friction material

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10675634B2 (en) 2015-08-13 2020-06-09 Lehigh Technologies, Inc. Systems, methods, and apparatuses for manufacturing micronized powder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4342647A (en) * 1979-05-29 1982-08-03 The Commonwealth Industrial Gases Limited Treatment of scrap
US4846408A (en) * 1988-01-21 1989-07-11 Gentex Corporation Method for making a friction material

Also Published As

Publication number Publication date
DE7135763U (en) 1973-02-15
ES395231A1 (en) 1973-11-16
AU3367471A (en) 1973-03-29

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